DNA Double Helix Rotating Molecular Model with Stand, 18 inch Subcategory_Spring Scales seed development

seed development

The kit consists of endothermic IS7005 demo kit and exothermic IS7004 demo kit materials for hands-on learning (kits can be purchased individually)

Metamorphic rocks containing different rock specimens supplied in carboard box

walls revealing fluid levels behind the depth-dependent pressure jets

Student pulley demonstration set with a range of pulleys for mechanical-advantage and force-multiplication comparisons

DNA Double Helix Rotating Molecular Model with Stand, 18 inch Subcategory_Spring Scales seed developmentRotating DNA double helix model demonstrates base pair complementarity, major grooves, and molecular structure for genetics and biochemistry instruction.